Question

What is white light? How can you split white light into seven colors? Explain with the help of diagram. class 7 ​

Answer 1

Answer:

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Explanation:

Light is the form of energy that makes things visible to us. Switch on the torch in a dark room. The beam of light will be absolutely straight. This shows that light travels in a straight line. Propagation of light in a straight line is known as rectangle propagation of light.

A Glass Prism. It is a device used to split white light into seven colors. It has 2 triangular ends and 3 rectangular sides which help in splitting the white ray of light into a band of 7 colors, also known as spectrum

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Answer 2

dispersion of white light is explained as the splitting up of white light into seven constituent colours when it gets passed through the prism. ...This separation of white light into its constituent seven colours is called dispersion of light